... ventilation system Modular windows, available in wide range of dimensions Anodized aluminium frame Manual or motor driven opening A wide range of driving accessories is available Easy to mount
The basis for organic crop protection. Organic crop cultivation is unfeasible without adequate insect screen systems. ALWECO’s system can be integrated seamlessly into greenhouses and its fine-mesh gauze drastically reduces the entering ...
Storm-proof and no maintenance due to electric motors driving a rack and pinion System. Guaranteed long lifetime of all components, because the ventilation system in the outside walls moves up or down as a whole in a frame.
... of Markies® insectmesh systems in greenhouses. The insectmesh in our Markies® system stands nearly vertical in the window opening which provides an optimal ventilation utilisation. Through the use of horizontal ribs, ...
Nowadays insect play an important role in biological growing of greenhouse-crop. To keep those insects inside the greenhouse and harmful insects outside insect control screens are indispensable. Our screensystems are perfectly integratable ...
... grower's options. For years, Snelder has been delivering vent opening mechanisms for all common greenhouses. Through a program developed in cooperation with TNO, we are able to calculate the vent opening ...
... as there is less natural ventilation The accuracy of the ventilation is an essential component of this. The StabiMax vent-opening system from Van der Valk Horti Systems prevents poorly shutting vents and produces extremely ...
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